84294081 has 8 divisors (see below), whose sum is σ = 124880160. Its totient is φ = 56196036.

The previous prime is 84294079. The next prime is 84294113. The reversal of 84294081 is 18049248.

It is not a de Polignac number, because 84294081 - 2¹ = 84294079 is a prime.

It is a super-2 number, since 2×84294081² = 14210984183269122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (84294031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1560975 + ... + 1561028.

It is an arithmetic number, because the mean of its divisors is an integer number (15610020).

Almost surely, 2^84294081 is an apocalyptic number.

It is an amenable number.

84294081 is a deficient number, since it is larger than the sum of its proper divisors (40586079).

84294081 is a wasteful number, since it uses less digits than its factorization.

84294081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3122012 (or 3122006 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 36.

The square root of 84294081 is about 9181.1808064105. The cubic root of 84294081 is about 438.4624033863.

The spelling of 84294081 in words is "eighty-four million, two hundred ninety-four thousand, eighty-one".